Предмет: Математика, автор: asyasolo

Упростите выражение:

a) x - 87 - 37 - 20

b) (689-b) - (321+c)

c) 2076 - (307+(74+d)

 

 

 

 

 

 

 

 

Ответы

Автор ответа: tem4ik1
0
a. x - 144
b. 368-b-c
c. 1695-d
Автор ответа: asyasolo
0
ПОМОГИТЕ ещё пжста:
Автор ответа: tem4ik1
0
что надо?
Автор ответа: ZeichnerS
0
a)   х-144
b)   368 - b - c
c)  2076 - (307+(74+d)
    2076 - (307 + 74 + d)
    2076 - 307 - 74 - d
1695 - d
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7. Поставьте глагол в форму Present Perfect Continuous, Past Perfect Continuous или Future Perfect Continuous.
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